Microwave plate cover



FIG. 1 is a top and side perspective view of a microwave plate cover showing the new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a side elevation view thereof, all side elevations being the same. 

The ornamental design for a microwave plate cover, as shown and described. 